CVE-2026-87148 Oracle CVE debrief

Who should care

Defenders responsible for Oracle Hyperion Data Relationship Management deployments should assess exposure and prioritize patching or mitigation efforts. This includes verifying exposure of Oracle Hyperion Data Relationship Management version 11.2.26.0.000 and applying vendor-provided patches or mitigations. Defenders should also monitor Oracle Hyperion Data Relationship Management for signs of potential attacks.

Why it matters

CVE-2026-87148 is a high-severity vulnerability in Oracle Hyperion Data Relationship Management that allows unauthenticated attackers to cause a denial of service via HTTP, with a CVSS score of 7.5. Defenders responsible for Oracle Hyperion Data Relationship Management deployments should assess exposure and prioritize patching or mitigation efforts.

• Potential denial of service (DOS) attacks against Oracle Hyperion Data Relationship Management
• Verification of exposure and patching priority for version 11.2.26.0.000
• Monitoring for signs of potential attacks against Oracle Hyperion Data Relationship Management

Technical summary

The vulnerability in Oracle Hyperion Data Relationship Management allows unauthenticated attackers with network access via HTTP to compromise the product, resulting in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS). The CVSS score for this vulnerability is 7.5, indicating a high severity. The vulnerability affects version 11.2.26.0.000 of Oracle Hyperion Data Relationship Management. Defenders should prioritize verifying exposure and applying vendor-provided patches or mitigations.

Defensive priority

Defenders should prioritize verifying exposure of Oracle Hyperion Data Relationship Management version 11.2.26.0.000 and applying vendor-provided patches or mitigations.

Recommended defensive actions

• Verify exposure of Oracle Hyperion Data Relationship Management version 11.2.26.0.000 in your environment.
• Apply vendor-provided patches or mitigations for this vulnerability.
• Monitor Oracle Hyperion Data Relationship Management for signs of potential attacks.
• Review compensating controls for exposed systems while remediation is scheduled and verified.
• Check relevant monitoring, detection, and logs for exposed assets that need extra review.
• Track exceptions, retest remediated assets, and close the item only after evidence is documented.
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.

Evidence notes

The CVE record and NVD detail page provide information on the vulnerability, its impact, and affected versions. Oracle has also provided a vendor advisory for this issue. The vulnerability has a CVSS score of 7.5, indicating high severity. Defenders should verify exposure of Oracle Hyperion Data Relationship Management version 11.2.26.0.000 and apply vendor-provided patches or mitigations. The CVE record was published on 2026-09-15T20:19:02.190Z and has not been modified since then.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.